Olympus OM-D E-M1X vs. Fujifilm GFX 100S

Camera Comparison, Reviews and Tests

In depth comparison and review of Olympus OM-D E-M1X and Fujifilm GFX 100S. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.

Camera Specifications Comparison

Olympus OM-D E-M1X vs. Fujifilm GFX 100S Comparison Chart
DESIGN AND DIMENSIONS Olympus OM-D E-M1X Fujifilm GFX 100S
Product Type Digital camera - 4K - mirrorless system Digital camera - 4K - mirrorless system with movie recording
Lens Included Body only Body only
Height 14.68 cm 10.42 cm
Width 14.44 cm 15 cm
Depth 7.54 cm 8.72 cm
Weight 849 g 821 g
Weight Details Camera with battery: 849 g
Camera with battery and memory card: 997 g
Camera body only: 821 g
Camera with battery and memory card: 900 g
Body Material Magnesium alloy Magnesium alloy
Enclosure Colour Black Black
Protection Splashproof, freezeproof, dust-resistant, IPX1 Weatherproof, freezeproof, dust-resistant
Navigation GPS receiver -
SENSOR Olympus OM-D E-M1X Fujifilm GFX 100S
Sensor Resolution 20.4 Megapixel 102 Megapixel
Optical Sensor Type Live MOS CMOS
Total Pixels 21,770,000 pixels -
Effective Sensor Resolution 20,400,000 pixels 102,000,000 pixels
Optical Sensor Size Four Thirds (4/3") Medium Format (43.8 x 32.9 mm)
Frame Rate (Max Resolution) 24 fps 30 fps
Sensor Dust Reduction Yes Yes
Sensor Features Supersonic Wave Filter (SWF) Ultrasonic vibration
Image Stabiliser Optical (5-axis image sensor shift mechanism) Optical (5-axis image sensor shift mechanism)
Built-in Optical Image Stabiliser Yes -
Sensors Barometer, magnetometer, temperature -
PROCESSOR Olympus OM-D E-M1X Fujifilm GFX 100S
Image Processor Dual TruePic VIII X-Processor 4
LENS Olympus OM-D E-M1X Fujifilm GFX 100S
Lens Mounting Type Micro Four Thirds Fujifilm G Mount
FOCUSING Olympus OM-D E-M1X Fujifilm GFX 100S
Auto Focus TTL contrast and phase detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 121 -
Auto Focus Features Focus Peaking function, Frequency Accelerating Sensor Technology (F.A.S.T.) AF system -
AE/AF Control Face-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF, Subject detection AF Subject-tracking AF, Eye detection AF, Zone AF
Face Detection Eye Detect AF, face-priority AF function Eye Detect AF, face-priority AF function
VIEWFINDER Olympus OM-D E-M1X Fujifilm GFX 100S
Viewfinder Type Electronic - LCD Electronic - OLED
Viewfinder Colour Support Colour Colour
Viewfinder Diagonal Size - 0.5"
Viewfinder Resolution 2,360,000 pixels 3,690,000 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 1.65x 0.77x
Optical Viewfinder Dioptric Correction Range -4 to +2 -4 to +2
Field of View Crop Factor 2 -
Features Auto eye sensor Viewfinder brightness control, auto eye sensor
EXPOSURE & WHITE BALANCE Olympus OM-D E-M1X Fujifilm GFX 100S
ISO (Max) 25600 102400
Native ISO 200-25600 -
Extended ISO (Max) - 25600 (H1), 51200 (H2), 102400 (H3)
Extended ISO (Min) 64 50
Light Sensitivity ISO 100, ISO 64, ISO auto (200-6400), ISO 200-25600 ISO 50, ISO auto, ISO 102400, ISO 51200, ISO 25600, ISO 100-12800
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot, average
Exposure Metering Zones 324 256
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority Automatic, manual, aperture-priority, shutter-priority
Bracketing Modes Art Filter bracketing, focus bracketing, ISO sensitivity bracketing, Flash Exposure Bracketing, white balance bracketing Dynamic Range Bracketing, Film Simulation Bracketing, focus bracketing, ISO sensitivity bracketing, white balance bracketing
Special Effects - Chrome, Film Simulation, Grainy Film
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Incandescent, fluorescent, cloudy, sunlight, Flash, shade, Underwater, 3000K - 7500K Incandescent, fluorescent, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Underwater
Shutter Type Mechanical electronically-controlled Mechanical, electronic
Max Shutter Speed 1/8000 sec 1/16000 sec
Min Shutter Speed 60 sec 30 sec
Exposure Compensation ±5 EV range, in 1, 1/2 or 1/3 EV steps ±5 EV range, in 1/3 EV steps
Auto Exposure Bracketing - 2, 3, 5, 7, 9 steps in 1/3 - 3 EV steps
White Balance Bracketing Yes Yes
X-sync Speed 1/250sec 1/125sec
Exposure Range EV -2-20 (ISO 100) -
DISPLAY Olympus OM-D E-M1X Fujifilm GFX 100S
Type 3" LCD display 3.2" LCD display
Touch Screen Yes Yes
Display Format 1,037,000 pixels 2,360,000 pixels
Display Form Factor Rotating Folding
Display Features - Display brightness control, display colour control
VIDEOGRAPHY / CAMCORDER Olympus OM-D E-M1X Fujifilm GFX 100S
Digital Video Format H.264, MOV H.264, HEVC, H.265
Image Recording Format JPEG, RAW, RAW + JPEG JPEG, RAW, RAW + JPEG
Max Video Resolution 4096 x 2160 4096 x 2160
Microphone Operation Mode Stereo -
MEMORY Olympus OM-D E-M1X Fujifilm GFX 100S
Memory Card Slot Dual SD card SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card
Memory Card Included No No
Memory Card Max Supported Size - 2 TB
Image Storage RAW 5184 x 3888
JPEG 5184 x 3888
RAW 8160 x 6120 - High Resolution Mode
JPEG 8160 x 6120 - High Resolution Mode
JPEG 5760 x 4320 - High Resolution Mode
11648 x 8736
11648 x 7768
11648 x 6552
8736 x 8736
11648 x 4304
10928 x 8736
10192 x 8736
8256 x 6192
8256 x 5504
8256 x 4640
6192 x 6192
8256 x 3048
7744 x 6192
7232 x 6192
4000 x 3000
4000 x 2664
4000 x 2248
2992 x 2992
4000 x 1480
3744 x 3000
3504 x 3000
Video Capture - 4096 x 2160 p
3840 x 2160 p
2048 x 1080 p
1920 x 1080 p
BATTERY AND CHARGING Olympus OM-D E-M1X Fujifilm GFX 100S
Battery Type Olympus BLH-1 Lithium Ion Fujifilm NP-W235 Lithium Ion
Details 2 x Olympus BLH-1 Li-ion rechargeable battery - 1720 mAh (included) Fujifilm NP-W235 Li-ion rechargeable battery (included)
Battery Life Photo shooting - 2580 shots (quick sleep mode)
Photo shooting - 870 shots
Video recording - 170 minutes
Photo shooting - 460 shots
Video recording - 95 minutes (4K resolution)
CONNECTIONS Olympus OM-D E-M1X Fujifilm GFX 100S
Interface HDMI, USB 3.0, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2 HDMI, USB-C, IEEE 802.11b/g/n, Bluetooth 4.2
Connectivity Features Remote control via mobile devices, remote live view, QR code scanning Remote control via mobile devices, Wireless Image Transfer
Print Standard DPOF support, Exif Print support Exif Print support
Flash Terminal Hot shoe Hot shoe
Connector Type USB 3.0 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control (sub-mini phone 2.5 mm)
USB 3.2 Gen 1 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control (sub-mini phone 2.5 mm)
FEATURES Olympus OM-D E-M1X Fujifilm GFX 100S
Self-Timer Delay 2sec, 12sec 10 sec, 2sec
Continuous Shooting Speed 15 frames per second, 60 frames per second 2 frames per second, 5 frames per second, 2.9 frames per second
HDR Mode Auto HDR mode -
Additional Features Built-in speaker, auto power save, relay recording, USB charging, high-speed recording, Time-Lapse recording, Focus Stacking, Flickering Reduction function, 50-megapixel High Resolution mode Auto power save, date/time stamp, histogram display, interval shooting mode, in-camera RAW processing
OTHERS Olympus OM-D E-M1X Fujifilm GFX 100S
Included Accessories Carrying strap, battery charger, body cap, eyecup, cable clip, cable protector, hot shoe cover, USB-C cable, battery holder Body cap, shoulder strap, AC power adaptor, USB cable, power plug adapter, cable protector, hot shoe cover
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature -10 °C -10 °C
Service & Support Limited warranty - 2 years -
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